THYREOPHORA - Geologytholtz/G104/handouts/104...Osteoderms fused to skull; Rings of osteoderms on...
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Ankylosauria Stegosauria Scelidosaurus Scutellosaurus Ankylosauridae Nodosauridae THYREOPHORA Neornithischia Paired Plates & Spikes; Thagomizer Stretched Neural Arches THYREOPHORA Stegosaurinae Ankylosaurinae Stegosauridae Eurypoda Thyreophoroidea Dacentrurinae Huayangosaurus Euoplocephalus Pinacosaurus Gastonia Aletopelta Europelta Sauropelta Edmontonia Metatarsals only contact at proximal end, spread out distally Osteoderms fused to skull; Rings of osteoderms on neck and shoulder; Extensive osteoderms over body; Body mediolaterally wide Complex internal nasal passage Short triangular skull; Triangular hornlets on skull; Tail club Larger body size; More extensive armor; Obligate quadrupedality Keeled osteoderms Skeletons by Scott Hartman (skeletaldrawing.com), Greg Paul, Victoria Arbour (modified from Tracy Ford)
Transcript of THYREOPHORA - Geologytholtz/G104/handouts/104...Osteoderms fused to skull; Rings of osteoderms on...
Ankylosauria
Stegosauria
Scelidosaurus
Scutellosaurus
AnkylosauridaeNodosauridae
THYREOPHORANeornithischia
Paired Plates & Spikes; Thagomizer
Stretched Neural Arches
THYREOPHORA
Stegosaurinae
Ankylosaurinae
Stegosauridae
Eurypoda
Thyreophoroidea
Dacentrurinae
Huayangosaurus
EuoplocephalusPinacosaurus
GastoniaAletopelta
Europelta
Sauropelta
Edmontonia
Metatarsals only contact at proximal end, spread out distally
Osteoderms fused to skull; Rings of osteoderms on neck and shoulder; Extensive osteoderms over body; Body mediolaterally wide
Complex internal nasal passage
Short triangular skull; Triangular hornlets on skull; Tail club
Larger body size; More extensive armor; Obligate quadrupedality
Keeled osteodermsSkeletons by Scott Hartman (skeletaldrawing.com), Greg Paul, Victoria Arbour (modified from Tracy Ford)
